而随着多业务传输平台、波分复用和自动交换光网络等技术的引入，上述这些问题能够得到较为满意的解决。
For solving the abovementioned problems, such technologies as Multi Service Transport Platform, Wavelength Division Multiplexing, and Automatically Switched Optical Network can be introduced.
随着城域传输网的演变和对带宽的需求，密集波分复用技术将由长途骨干网进入城域传输网。
With the evolution of metropolitan transmission network and the bandwidth requirement, DWDM technology will be entered into metropolitan network area from long haul backbone network.
已有研究表明，MIMO系统可以同时提供分集增益和复用增益，以提高传输的可靠性和有效性。
Existing research shows that MIMO systems can provide diversity gain and multiplexing gain at the same time to improve the transmission reliability and efficiency.
正交频分复用（OFDM）技术具有很强的抗符号间干扰、抗多径衰落和时延的能力。并且保持较高的传输速率。
Orthogonal Frequnency Division Multiplexing(OFDM) is suitable for high rate data transmission in wireless channels because it can combat Inter-Symbol Interference and multipath fading efficiently.
本系统设计用光纤取代电缆，利用时分复用的原理，用一根光纤传输CCD相机输出十路的信号和一路普通的文本数据信号。
This task is designed to use fiber as the substitute for cable , and transmit 10-route signals of CCD camera and one route text data by one fiber on base of TDM(Time-Division Multiplexing) principle.
本系统设计用光纤取代电缆，利用时分复用的原理，用一根光纤传输CCD相机输出十路的信号和一路普通的文本数据信号。
This task is designed to use fiber as the substitute for cable , and transmit 10-route signals of CCD camera and one route text data by one fiber on base of TDM(Time-Division Multiplexing) principle.
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